Home / 7,981.44-11,014.91-4,445.19

Finding the Fourth Proportional to 7,981.44, 11,014.91 and 4,445.19

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Solution

The fourth proportional to 7,981.44, 11,014.91 and 4,445.19 is: 6,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.44 : 11,014.91 = 4,445.19 : x
  2. Step 2: Convert to fraction form
    7,981.44/11,014.91 = 4,445.19/x
  3. Step 3: Cross multiply
    7,981.44x = 11,014.91 × 4,445.19
  4. Step 4: Simplify right side
    7,981.44x = 48,963,345.56
  5. Step 5: Solve for x
    x = 48,963,345.56/7,981.44
  6. Step 6: Final answer
    x = 6,134.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.